//page48
#include <iostream>
int main()
{
    using namespace std;
    char ch = 'M';      //assignn ASCII code for M to ch
    int i = ch;             //store same code in an int
    cout << "The ASCII code for" <<ch<< "is " << i <<endl;//值的类型将引导cout输出选择如何显示值

    cout << "Add one to the character code: " << endl;
    ch = ch+1;
    i = ch;
    cout << "The ASCII code for " <<ch << " is " << i <<endl;

    //using the cout.put() member function to display a char
    cout << "Displaying char ch using cout.put(ch):";
    cout.put(ch);

    //using cout.put() to display a char constant
    cout.put('!');
    cout << endl << "Done" <<endl;
    return 0;
}
